/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package controleur;

import application.Facade;
import application.beans.CompteBean;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Étienne
 */
public class ServChercherProfesseur extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        Facade f = new Facade();
        String domaine = f.decoderChaine(request.getParameter("domaine"));
        String elemDOM = request.getParameter("elemDOM");
        String choix = request.getParameter("choix");
        String elemID = request.getParameter("elemID");
        String retour = "";
        
        // S'il n'y a pas de choix, le choix sera ""
        if(choix == null){choix = "";}
        
        PrintWriter out = response.getWriter();
        if(domaine != null && elemDOM != null) {
            domaine = f.decoderChaine(domaine);
            List<CompteBean> resultats = f.chercherProfesseurs(domaine);
            
            if(!(resultats.isEmpty())){
                // On transfert les résultats de la liste au tableau
                for(CompteBean resultat: resultats){
                    retour += resultat.getUsername() + ";" + 
                            resultat.getPrenom() + " " +
                            resultat.getNom() + "|";
                }
                
                // Format du retour: Resultat1|Resultat2|...;elemDOM;Choix; elemID
                retour += elemDOM + "|" + choix + "|" + elemID;
            }
         }
            
         out.println(retour);
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
